Fix comments and method name
Fix comments and method name

jnishi/chainer,ktnyt/chainer,rezoo/chainer,hvy/chainer,keisuke-umezawa/chainer,niboshi/chainer,keisuke-umezawa/chainer,wkentaro/chainer,hvy/chainer,kiyukuta/chainer,ktnyt/chainer,hvy/chainer,wkentaro/chainer,cupy/cupy,kashif/chainer,cupy/cupy,tkerola/chainer,niboshi/chainer,jnishi/chainer,hvy/chainer,jnishi/chainer,okuta/chainer,jnishi/chainer,ktnyt/chainer,niboshi/chainer,chainer/chainer,chainer/chainer,wkentaro/chainer,chainer/chainer,ktnyt/chainer,ronekko/chainer,ysekky/chainer,wkentaro/chainer,anaruse/chainer,niboshi/chainer,cupy/cupy,pfnet/chainer,keisuke-umezawa/chainer,okuta/chainer,keisuke-umezawa/chainer,okuta/chainer,cupy/cupy,delta2323/chainer,aonotas/chainer,chainer/chainer,okuta/chainer